CN101374146B - Access to virtual representation of physical computer system based on requirement - Google Patents

Access to virtual representation of physical computer system based on requirement Download PDF

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Publication number
CN101374146B
CN101374146B CN 200810133464 CN200810133464A CN101374146B CN 101374146 B CN101374146 B CN 101374146B CN 200810133464 CN200810133464 CN 200810133464 CN 200810133464 A CN200810133464 A CN 200810133464A CN 101374146 B CN101374146 B CN 101374146B
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China
Prior art keywords
user
virtual machine
computer
backup
backup images
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Expired - Fee Related
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CN 200810133464
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Chinese (zh)
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CN101374146A (en
Inventor
S·J·托尔曼
S·M·霍尔曼斯特
H·G·霍博特
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NortonLifeLock Inc
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Symantec Corp
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Priority to US11/844,649 priority Critical
Priority to US11/844,649 priority patent/US8166476B2/en
Application filed by Symantec Corp filed Critical Symantec Corp
Publication of CN101374146A publication Critical patent/CN101374146A/en
Application granted granted Critical
Publication of CN101374146B publication Critical patent/CN101374146B/en
Expired - Fee Related legal-status Critical Current
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    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F8/00Arrangements for software engineering
    • G06F8/60Software deployment

Abstract

Various embodiments of a system and method for accessing a virtual representation of a first physical computer system are disclosed. A first backup image of the first physical computer system may be stored on a server computer system, where the first backup image specifies a first state of the first physical computer system. In response to a request to access a virtual representation of the first physical computer system, a virtual computer may be instantiated from the first backup image on the server computer system. A state of the virtual computer may be modified in response to user input to the virtual computer. A second backup image of the virtual computer may be created, where the second backup image specifies the modified state of the virtual computer. The second backup image may be transferring and applied to the first physical computer system.

Description

Visit as required to the virtual representation of physical computer system
Technical field
The present invention relates to virtual calculating and networked computer system field.More particularly, the present invention relates to remote access system and method as required to the virtual representation of physical computer system.
Background technology
The user has one or more personal computer systems usually, is used for the various software applications of operation and manages various types of information, for example, is used for commercial and/or individual the use.The example of computer system comprises desk side computer system, laptop system or as the mobile device of PDA(Personal Digital Assistant), " intelligence " mobile phone, game station etc.For example, no matter where the user is positioned at now, the user often need visit their software application or the data on the computer system of each position.
Considerably difficult as the computer system of the fixed-site of conventional desktop computer system from the diverse location visit, because these computer systems can not move usually.This data access problem is owing to the mobile computer system has obtained a little alleviating, but solution fully.For example, the user can not be always takes their mobile computer system to each place that they go.Equally, if mobile computer system loss, stolen or be damaged, the user just can not visit again it.
Summary of the invention
The various embodiment of the system and method for the virtual representation of visiting first physical computer system are disclosed.According to an embodiment of described method, first Backup Images of first physical computer system can be stored on the server computer system, and wherein first Backup Images is specified first state of first physical computer system.In response to the request of virtual representation of visit first physical computer system, can be from the first Backup Images instantiation virtual machine on the server computer system.For example, in certain embodiments, can receive the request of the virtual representation of visit first physical computer system from second physical computer system.Server computer system can communicate with second physical computer system, so that second physical computer system of energy accesses virtual computer to be provided.
Can revise the state of virtual machine in response to the user to the input of virtual machine.Described method can also be included in second Backup Images of storing virtual computer on the server computer system, and wherein second Backup Images is specified the modification state of virtual machine.Described method also comprises second Backup Images is sent to and is applied to first physical computer system from server computer system.Use second Backup Images to first physical computer system, can make first physical computer system be in second state corresponding with the modification state of virtual machine.
Description of drawings
In conjunction with following accompanying drawing consideration detailed description hereinafter, the present invention may be better understood, wherein:
Fig. 1 shows an embodiment of the system of the virtual representation of visiting physical computer system, and wherein system comprises user machine system, server computer system and client-access computer system;
Fig. 2 shows the example according to the user machine system of an embodiment;
Fig. 3 and Fig. 4 show the example according to the server computer system of specific embodiment;
Fig. 5 shows the example according to the client-access computer system of an embodiment;
Fig. 6 shows the method embodiment for the virtual representation of visit physical computer system;
A plurality of incremental backups reflections that Fig. 7 shows the basic Backup Images of user machine system wherein and user machine system have been sent to and have been stored in the example on the memory device of server computer system;
Fig. 8 shows a plurality of independent Backup Images wherein and has been sent to example on the memory device that is stored in server computer system;
Fig. 9 shows the example of the user interface that shows in the client-access computer system, and wherein user interface allows the user to select one of them to be stored in Backup Images on the server computer system;
Figure 10 shows the example among Fig. 7, and wherein new Backup Images is created from virtual machine, and is stored on the server computer system as the incremental backup reflection; And
Figure 11 shows the example of Fig. 8, and wherein new Backup Images is created from virtual machine, and is stored on the server computer system as independent Backup Images.
Yet the present invention is easy to make various modifications and replacement form, shows its a plurality of specific embodiments with the form of giving an example in the accompanying drawings, and is described in detail.But, be to be understood that, accompanying drawing and and to describe in detail be not to limit the invention with disclosed particular form, on the contrary, the present invention has covered all and has fallen into all modifications in the spirit and scope of the present invention that appended claims limit, is equal to and replaces and substitute.
Embodiment
The various embodiment of the system and method for the virtual representation that is used for the visit physical computer system are disclosed at this.Fig. 1 shows an embodiment of system.In this embodiment, system comprises user machine system 80, server computer system 90 and client computer system 82.In brief, described method can be included in one or more Backup Images of storage user machine system 80 on the server computer system 90.In each Backup Images each can be represented the user machine system 80 that the user machine system that exists with for example corresponding time point when each Backup Images is created 80 is same.For example, each Backup Images can be specified each state information, the state of the user machine system 80 when wherein state information is illustrated in Backup Images and is created.
Described method comprises that also server computer system 90 is in response to the user's request that receives from client-access computer system 82, and the virtual machine of user machine system 80 is represented in instantiation.Can be from being stored in the Backup Images of one of them user machine system 80 on the server computer system 90, instantiation virtual machine.For example, the user can carry out alternately with client-access computer system 82, with the service of logon server computer system 90 as main frame, and one of them Backup Images of selection user machine system 80.In response, server computer system 90 can be from selected Backup Images, instantiation virtual machine.
Virtual machine can comprise, with the virtual representation of the same user machine system 80 of the user machine system that exists when selected Backup Images is created 80.For example, selected Backup Images can be used for making virtual machine be in user machine system 80 state that state of living in is corresponding when selected Backup Images is created in.The user can be undertaken by the virtual machine on client-access computer system 82 and the server system 90 with actual computer 80 (the user's actual computer system 80 that exists when being created with selected Backup Images the is same) alternant way that is similar to user and user alternately.For example, selected Backup Images can comprise the information of state of the file system of designated user computer system 80, and virtual machine can be realized identical file system according to this information.Selected Backup Images also can comprise the information of the one or more software application states of designated mounting on user machine system 80, and virtual machine can make the user can be at the one or more software applications of virtual machine operation, and the function class of wherein one or more software applications is similar to or is equal to them in the function of user's actual computer system 80 operations.
Mutual in response to user and virtual machine can be made amendment to the state of virtual machine.For example, the file system of reconstruct user machine system 80 on virtual machine wherein, can be for example in response to the user to increase, deletion or the modification of one or more files and the revised file system.Shown in another embodiment, wherein carry out the software application that is installed on the user machine system 80 at virtual machine, the state of the data that software application and software application are safeguarded can be revised in response to the mutual of the software application on user and the virtual machine.
Described method also is included in the new Backup Images of storing virtual computer on the server computer system, wherein the modification state of new Backup Images appointment virtual machine.For example, in certain embodiments, when the user finish with virtual machine mutual after, the user can nullify from server computer system 90.Server computer system 90 can be created new Backup Images according to virtual machine, and stores new Backup Images.
Described method also comprises new Backup Images is sent to and is applied to user machine system 80 from server computer system.Use new Backup Images to user machine system 80, can make user machine system 80 be in the state corresponding with the modification state of virtual machine.For example, alternately under the situation with the revised file system, the file system on the user machine system 80 can correspondingly be revised at user and virtual machine.Similarly, wherein user and virtual machine carry out alternately the state with the data of revising software application or being safeguarded by software application, can correspondingly revise software application or its data that are associated on the user machine system 80.
As shown in Figure 1, user machine system 80, server computer system 90 and client-access computer system 82 can be the various computing machine systems that couples by network 84.For example, in certain embodiments, each in these three each computer systems can be separated from one another geographically, for example, can be arranged in different rooms, different buildings, diverse location, different cities or the country variant etc. in city.Shown in an example, user machine system 80 and server computer system 90 can be arranged in the different location in given city in one embodiment, and client-access computer system 82 can be positioned at different countries.Shown in another example, each in these three each computer systems can be arranged in the different location of autonomous campus alliance in one embodiment.
In each embodiment, network 84 can comprise the combination of network or the network of any kind.For example, network 84 can comprise the Local Area Network, wide area network (WAN), wireless network, in-house network, internet etc. of any kind or their combination.Exemplary local area network (LAN) comprises ethernet network, Fiber Distributed Data Interface net (FDDI), token-ring network.Equally, each of user machine system 80, server computer system 90 and client-access computer system 82 can utilize the wired or wireless medium that is connected of any kind to be connected to network 84.For example, wire medium can comprise Ethernet, fiber channel, the be connected to plain old telephone service modulator-demodulator etc. of (POSTS).Wireless connection medium can comprise the wireless communication protocol of utilization such as IEEE802.11 (for example, wireless ethernet) agreement, the modem link by the cellular service, satellite link etc.
The various embodiment of described method can be used for various types of application to be provided to the remote access of the virtual representation of physical equipment to the user.As shown in an example, consider such a case, wherein user machine system 80 is the computer systems that are positioned at his work office.User machine system 80 can communicate that one or more Backup Images are stored on the server computer system 90 with server computer system 90.For example, server computer system 90 can be that the server computer system by user's employer management also can be non-at-scene (off-site) server computer system by the third party service provider management.
Suppose that the user goes to another country to spend a holiday and recognize that he need visit the project plan software application on his his computer system of work office.The user can for example be connected to server computer system 90 by client-access computer system 82 through the internet.In certain embodiments, client-access computer system 82 can be any computer system that can carry out the internet access.For example, client-access computer system 82 can be the user spend a holiday the country the Internet bar on computer system, also can be the portable computer system that the user has perhaps, as laptop system or cell phone.
By client-access computer system 82, the user can request server computer system 90 from being stored in one of them Backup Images of the user machine system 80 on the server computer system 90, instantiation virtual machine.Thereby the user can be undertaken by client-access computer system 82 and virtual machine alternately.Specifically, in this embodiment, the user can start the begin a project execution of planning software application program of virtual machine, and the graphic user interface by showing on the client-access computer system 82, carries out alternately with project plan software application.For example, the user can utilize the project software application to revise item file or database.
After the user finished use project plan software application, the user can nullify from virtual machine and server computer system 90.Server computer system 90 can be created the Backup Images of virtual machine, and is stored on the server computer system 90.The Backup Images of virtual machine can comprise the information that appointment is made amendment to the state of virtual machine, for example, in this embodiment, can comprise the item file of indication modification or the information of database.
In certain embodiments, the user may return his office on holiday afterwards, and carry out alternately with user machine system 80 in his office, be applied to user machine system 80 to sign in to the modification that server computer system 90 and request will utilize virtual machine to carry out when he spends a holiday.Thereby server computer system 90 can communicate with user machine system 80, to transmit the Backup Images of before having created from virtual machine to user machine system 80.User machine system 80 can comprise can operate automatically the Backup Images that transmits is applied to the software of user machine system 80 (for example, the corresponding state of the residing state of virtual machine when user machine system 80 being in be created with Backup Images).Therefore, in this embodiment, for the item file or the database that reflect modification, the file system of user machine system 80 can be upgraded automatically, also can be revised in response to Backup Images by other information that project plan software application is safeguarded.
In other embodiments, the user can not need manual Connection Service device computer system 90, and request will be sent to and be applied to user machine system 80 from the Backup Images that virtual machine is created.For example, in certain embodiments, server computer system 90 can be automatically and user machine system 80 communicate, be created at server computer system 90 with notice user machine system 80 new Backup Images, and new Backup Images can be sent to and be applied to user machine system 80 automatically.In other embodiments, the fact that user machine system 80 can detect automatically or notified new Backup Images is created at server computer system 90, but user machine system can at first inquire to user prompt whether he will be applied to new Backup Images user machine system 80 before using automatically.
Although user machine system 80 is shown as desk side computer system in Fig. 1, in various embodiments, user machine system 80 can be the computer system of any kind, and has any various forms factor.Similarly, each of server computer system 90 and client-access computer system 82 also can be the computer system of any kind.Usually, term " computer system " refers to and anyly has at least one and can carry out the equipment (or combination of equipment) that is stored in the instruction in the memory.The example of computer system comprises that the personal computer system (for example, desk side computer system, laptop system etc.), server computer system, set top box, playStation and various mobile device, for example, PDA(Personal Digital Assistant), " intelligence " mobile phone etc.
Should be noted that equally, although at this user machine system 80 is called " user machine system " for convenience's sake, this term can refer to the computer system of any physics in various embodiments, and computer system does not need to belong to any specific user.
Fig. 2 shows the example of user machine system 80 according to an embodiment of the invention.As mentioned above, user machine system 80 can comprise the computer system of any kind.In this example, user machine system 80 comprises the processor 120 that is couple to memory 122.In certain embodiments, memory 122 can comprise a kind of or various forms of random asccess memory (RAM), as dynamic ram (DRAM) or synchronous dram (SDRAM).But in other embodiments, memory 122 can be alternatively or is additionally comprised the memory of any other type.
Memory 122 can be configured to stored program instruction and/or data.Especially, memory 122 can memory map administrative client software 205.Processor 120 can be carried out reflection management client software 205 to carry out various functions relevant with the Backup Images management on the user machine system 80.For example, reflection management client software 205 can be carried out for the Backup Images of creating user machine system 80, communicate with server computer system 90, with the 90 transmission Backup Images from subscriber computer 80 to server computer system, (for example receive Backup Images from server computer system 90, the Backup Images of virtual machine), and with the Backup Images that receives be applied to user machine system 80.Memory 122 also can be stored and other softwares of videoing management client software 205 binding operations or being used by reflection management client software 205, for example, and network communication software and operating system software.
In various embodiments, reflection management client software 205 can be realized with any various forms, and can have the software configuration of various expectations.For example, in certain embodiments, reflection management client software 205 can be implemented as single software application.In other embodiments, reflection management client software 205 can be implemented as software program or the application program of two or more operations that can be bonded to each other.
Refer again to Fig. 2, should be noted in the discussion above that processor 120 can be expressed as the processor of any kind.For example, in certain embodiments, processor 120 can with the x86 structure compatible, but in other embodiments, processor 120 can with SPARC TMFamily's processor compatibility.Equally, in certain embodiments, user machine system 80 can comprise a plurality of processors 120.
User machine system 80 also can comprise or couple with one or more memory devices 125.In various embodiments, memory device 125 can comprise any various types of memory device of operating for the storage data, for example optical storage apparatus, disc driver, tape drive, flash memory device etc.For instance, memory device 125 can be implemented as one or more disc drivers or the disk storage system of separate configurations.
User machine system 80 also can comprise one or more input equipments 126 that receive user's input for the user from user machine system 80.Input equipment 126 can comprise any various types of input equipment, for example, and keyboard, keypad, microphone or positioning equipment (for example, mouse or tracking ball).User machine system 80 also can comprise one or more for the output equipment 128 that shows output to the user.Output equipment 128 can comprise any various types of output equipment or display device, for example lcd screen or monitor, CRT monitor etc.
User machine system 80 can comprise that also user machine system 80 is connected to the network connection hardware 129 of network 84 by it.Network connection hardware 129 can comprise the hardware that is used for coupling user machine system 80 and network 84 (for example, type Network Based) of any kind.As mentioned above, in various embodiments, user machine system 80 can be couple on the server computer system 90 by the network of any kind or the combination of network.
Fig. 3 shows the example of server computer system 90 according to an embodiment of the invention.As mentioned above, server computer system 90 can comprise the computer system of any kind.In this example, server computer system 90 comprises one or more processors 120 that are couple to memory 122.In certain embodiments, memory 122 can comprise the random access storage device (RAM) of one or more forms, as dynamic ram (DRAM) or synchronous dram (SDRAM).But in other embodiments, memory 122 can be alternatively or is additionally comprised the memory of any other type.
The memory 122 of server computer system 90 can be configured to stored program instruction and/or data.Especially, memory 122 can memory map management server software 207.Processor 120 can be carried out reflection management software 207, to carry out various functions relevant with the Backup Images management on the server computer system 90.For example, reflection management server software 207 can be carried out for communicating with other softwares managed on client software 205 or the user machine system 80 of videoing, receiving Backup Images from user machine system 80, and Backup Images is stored on one or more memory devices 125 of server computer system 90 for example.Reflection management server software 207 also can be carried out for creating Backup Images from virtual machine, for example, at basis one of them Backup Images from user machine system 80 receptions, the instantiation virtual machine, and the Backup Images of wherein creating from virtual machine has reflected under the situation of modification state of virtual machine.Reflection management server software 207 also can carry out for reflection management client software 205 or user machine system 80 on other software communicate, to send the Backup Images of creating from virtual machine to user machine system 80.
The memory 122 of server computer system 90 also can stores service host software 215.Service host software 215 can be carried out for communicating with web browser software or other remote client access software of carrying out in client-access computer system 82, so that the user of client-access computer system 82 can be connected to server computer system 90 and ask the virtual representation of user machine system 80 is conducted interviews.For example, in certain embodiments, service host software 215 can comprise the web server software that can make web browser be connected to server computer system 90 and user's identity and authorization information are provided.In response to receiving identity and authorization information, service host software 215 can provide HTML or other information, makes web browser show before the indication user interface of the Backup Images of the storage that receives from user machine system 80.
The memory 122 of server computer system 90 also can Storage Virtualization service software 209.When the user interface of user from be presented at web browser of client-access computer system 82 selected the Backup Images of one of them storage, service host software 215 can ask virtualization services software 209 from selected Backup Images instantiation virtual machine.Correspondingly, virtualization services software 209 can the instantiation virtual machine and is communicated with remote client access software on web browser software or other client-access computer systems 82, so that the user of client-access computer system 82 can carry out with virtual machine alternately.
In various embodiments, virtualization services software 209 can be according to any various technology, realize any various virtualized environment, and can with web browser software or other client-access computer systems 82 on remote client access software communicate so that the user can carry out with virtual machine alternately.In the embodiment shown in fig. 3, virtualization services software 209 comprises virtual machine executive software 211 and UI/ communication software 213.Virtual machine executive software 211 can the managing virtual computer instantiation and execution.UI/ communication software 213 can be used as the middle-agent between the remote client access software on virtual machine executive software 211 and the client-access computer system 82.For example, UI/ communication software 213 can receive the output information of virtual machine from virtual machine executive software 211, and output information is converted to the form that remote client access software can be used, to show the graphic user interface of virtual machines in client-access computer system 82.UI/ communication software 213 also can receive the user to the input of virtual machine from remote client access software, and virtual machine executive software 211 is passed in user's input.Then, the virtual machine of carrying out under 211 management of virtual machine executive software can the process user input.
Refer again to Fig. 3, should be noted that one or more processors 1 20 represent the processor of any kind.For example, in certain embodiments, processor 120 can with the x86 structure compatible, but in other embodiments, one or more processors 120 can with SPARC TMFamily's processor compatibility.
Server computer system 90 also comprises or is couple to one or more memory devices 1 25.In various embodiments, memory device 125 can comprise any various memory device of operating for the storage data, for example, and optical storage apparatus, disc driver, tape drive, flash memory device etc.As shown in an example, memory device 125 can be implemented as the disc driver of one or more separate configurations or is embodied as disk storage system.
Server computer system 90 also can comprise one or more for the input equipment 126 that receives user's input and one or more for the output equipment 128 that shows output.Server computer system 90 can comprise that also server computer system 90 is connected to the network connection hardware 129 of network 84 by it.Network connection hardware 129 for example depends on network type, can comprise the hardware that is used for coupling server computer system 90 and network 84 of any kind.
In certain embodiments, server computer system 90 can comprise a plurality of computers, and for example, wherein computer passes through network-coupled.Therefore, the function of server computer system 90 can be striden a plurality of computers distributions.For example, Fig. 4 shows the embodiment that server computer system 90 wherein comprises three server computer 91A, 91B and 91C.In this example, server computer 91A carries out service host software 215, and server computer 91B carries out virtualization services software 209, and server computer 91C carries out reflection management server software 207.Server computer 91A, 91B and 91C are coupled to each other by Local Area Network 85.Server computer 91A, 91B and 91C can communicate with one another in carrying out the function of describing various server computer systems 90 herein.In this example, network storage storehouse 50 also can be connected to LAN.One or more memory devices 125 that can in network storage storehouse 50, comprise server computer system 90.For example, can store the Backup Images that the user machine system 80 on one or more memory devices 125 from network storage storehouse 50 receives at reflection that server computer 91C carries out management server software 207.
In various embodiments, server computer system 90 can comprise any amount of computer, and the various component softwares of server computer system 90 can be striden computer with any variety of way and be distributed.For example, in certain embodiments, virtualization services software 209 can cross-server computer system 90 in a plurality of computers distribute.Shown in another example, single computer can be carried out virtualization services software 209 and reflection management server software 207.
With reference now to Fig. 5,, shows the example according to the client-access computer system 82 of an embodiment.As mentioned above, client-access computer system 82 can comprise the computer system of any kind.Client computer system 82 can comprise such as above-mentioned similar computer module.For example, in certain embodiments, client-access computer system 82 can comprise one or more processors 120, memory 122, network connection hardware 129, one or more input equipment 126, one or more output equipment 125 and one or more display device 128.Processor 120 can be carried out and be stored in remote client access software 230 on the memory 122.
Remote client access software 230 can allow client-access computer system 82 and server computer system 90 to communicate.For example, remote client access software 230 can with server computer system 90 on service host software 215 communicate, with request one of them Backup Images instantiation virtual machine from the user machine system 80.After virtual machine is instantiated, remote client access software 230 can communicate with virtualization services software 209, for example, receiving the user interface information of virtual machine, and on client-access computer system 82 the explicit user interface information.Remote client access software 230 also can receive user's input, and user's input is passed to the Virtual Service software 209 of virtual machine.
In various embodiments, remote client access software 230 can be realized with any variety of way, and have any desired software configuration.For example, in certain embodiments, remote client access software 230 can be implemented as single software application.In other embodiments, remote client access software 230 can be implemented as two or more software programs or the application program of the operation that is bonded to each other.
In certain embodiments, remote client access software 230 can be the standard web browser program, does not have other softwares can be requested on client-access computer system 82.In some other embodiment, remote client access software 230 also can comprise insertion program (plug-in) or the expansion of network browser program.But network browser program can be operated for automatically downloading and install the insertion program, for example, and when network browser program is connected to server computer system 90 as the webpage of main frame.Thereby in certain embodiments, any computer system that is connected to the internet virtually can be used as client-access computer system 82.
In other embodiments, client-access computer system 82 can require additional configurations, rather than installation code network browser program simply.For example, in certain embodiments, for example, depend on the server computer system 90 that the type of the virtualization services software 209 that uses or virtualization services software 209 are used for carrying out with client-access computer system 82 particular technology of exchange message, can require the keeper of user or client-access computer system 82 at the software application of manual installation except the standard web browser program on the client-access computer system 82.
With reference now to Fig. 6,, shows an embodiment of the method for the virtual representation of visiting physical computer system.As shown in arrow 1, one or more Backup Images of user machine system 80 can be sent out and store on the server computer system 90.In certain embodiments, the user can be manually or alternatively is connected to server computer system 90, and request is stored one or more Backup Images on the server computer system 90 into.In other embodiments, one or more Backup Images can automatically be sent and be stored on the server computer system 90.For example, the user can dispose the reflection management client software 205 that is installed on the user machine system 80, to create the Backup Images of user machine system 80 automatically according to the schedule of expectation (for example, per hour, every day, jede Woche or in other fixed times).Each when creating new Backup Images, reflection management client software 205 can be managed server software 207 with the reflection on the server computer system 90 automatically and communicate, to send new Backup Images for storing server computer system 90 into.
In certain embodiments, one or more Backup Images can be stored at server computer system 90 explicitly with identification user's information.For example, the user can be by specifying identity and authorization information, create account user on server computer system 90.When each Backup Images sends to server computer system 90 from user machine system 80, also can send user identity and authorization information.Server computer system 90 also can utilize this information to authorize visit to user account, and stores the Backup Images of reception explicitly with user account.Therefore, server computer system 90 can be configured to for example be the Backup Images of a plurality of different user computer systems of different user account storage, and wherein each identity of various users and authorization information can be used for controlling the visit to user account.
As mentioned above with reference to figure 2, user machine system 80 comprises or couples one or more memory devices 125, for example, and disc driver, tape drive, optical storage apparatus, flash memory device etc.Each Backup Images of user machine system 80 is included in the filesystem information of the one or more file system that realize on one or more memory devices 125.For example, each Backup Images can comprise at least one in the subset of the file that is stored on one or more memory devices 125.In certain embodiments, Backup Images can comprise the backup fully that is stored in the All Files on one or more memory devices 125.In certain embodiments, Backup Images can comprise the backup fully that is stored in the All Files on all memory devices 125.The user can configuration image administrative client software 205 to carry out the backup wholly or in part of each memory device 125.
When virtual machine when server computer system 90 is instantiated, the filesystem information that comprises on each of each Backup Images, can make one or more file system of realizing at one or more memory devices 125 on the virtual machine on the server computer system 90 by reconstruct.Each of each file system can be completely or partially on virtual machine by reconstruct, for example, comprise backup fully or the incremental backup of each file system based on Backup Images.
Each Backup Images can comprise the information that the virtual representation that makes user machine system 80 can be instantiated.Especially, each Backup Images can comprise the operation system information of user machine system 80, and for example, wherein operation system information can be to realize operating system or to be stored by the form of one or more files of operating system management.Operation system information can make the virtual machine on the server computer system 90 be instantiated.
In certain embodiments, each Backup Images can comprise software application information, and for example, expression is installed in file or other information of the one or more software applications on the user machine system 80.Software application can make one or more software applications be performed by the virtual machine on server computer system 90.
In certain embodiments, each Backup Images also can comprise facility information, for example, and device driver file or other information of the equipment configuration in the equipment in the expression user machine system 80 or the indication user machine system 80.Facility information can make the virtual machine on the server computer system 90 can analog subscriber one or more equipment in the computer system 80.
Each Backup Images of user machine system 80 is represented the user machine system 80 that the user machine system that exists with corresponding time point when each Backup Images is created 80 is same.For example, each Backup Images can be specified each state information, and wherein state information is represented the state of the user machine system 80 when Backup Images is created.As mentioned above, state information can comprise information, for example, the software application information of the state of the operation system information of the operation system state of the filesystem information of the file system state of expression user machine system 80, expression user machine system 80, the one or more software applications of expression on the user machine system 80 etc.
In certain embodiments, one or more Backup Images of user machine system 80 can be created as the incremental backup based on another Backup Images.For example, the reflection on the user machine system 80 management client software 205 is at first created not the basic Backup Images based on the independent Backup Images of any other Backup Images.For example, basic Backup Images can comprise the backup fully of the data that are stored on the memory device 125.Subsequently, reflection backup client software 205 can be created the incremental backup reflection based on basic Backup Images.The incremental backup reflection does not comprise the backup fully of the data on the memory device 125, creates the data variation that takes place later on but specify from basic Backup Images.For example, incremental backup reflection can comprise create from basic Backup Images after already added new data or the data that changed, but can not comprise from the data that also do not change after basic Backup Images is created.Subsequently, reflection management client software 205 can be created another based on the incremental backup reflection of first incremental backup reflection.For example, second incremental backup reflection can be specified from first incremental backup reflection and be created the data variation that takes place later on.
Therefore, in certain embodiments, can create and storage comprises the chain of one or more incremental backups reflections 302 of the basic Backup Images 300 of user machine system 80 and user machine system 80 at server computer system 90.For example, Fig. 7 shows the example that the basic Backup Images 300 of user machine system 80 wherein was sent out and stored into the memory device 125 of server computer system 90.Basis Backup Images 300 can be represented the state with the same user machine system 80 of the state of the user machine system 80 that exists when the time T=T1.Four incremental backup reflection 302A-302D of user machine system 80 also are sent out and store into the memory device 125 of server computer system 90.Incremental backup reflection 302A is based on the state of the same user machine system 80 of basic Backup Images 300 and expression and the state of the user machine system 80 that exists in the time of time T=T2 (wherein T2 is after T1).Similarly, incremental backup reflection 302B is based on the incremental backup 302A that videos, and is the state with the same user machine system 80 of state of the user machine system 80 that exists in the time of time T=T3 (wherein T3 is after T2).Incremental backup reflection 302C and 302D represent the further incremental backup in the chain.Server computer system 90 can store indication each based on the information that is stored in the Backup Images on the memory device 125, and the information of indication each time of being created of Backup Images.
In other embodiments, the two or more independent or basic backup 300 of user machine system 80 can be created and send be used to storing server computer system 90 into.For example, Fig. 8 shows five independent Backup Images 300A-300E of storage on the memory device 125 of server computer system 90 wherein.Each independent Backup Images 300 is independent of one another.
In other embodiments, can create and store a plurality of basic Backup Images 300 and a plurality of incremental backup reflection 302 at server computer system 90, so that each of each basic Backup Images 300 has one or more incremental backup reflections 302 based on each basic Backup Images 300.
After one or more Backup Images of user machine system 80 store server computer system 90 into, the user of client-access computer system 82 can wish the virtual representation of calling party computer system 80, for example, under the situation of client-access computer system 82 away from user machine system 80 and server computer system 90.For example, shown in the arrow 2 of Fig. 6, the user can carry out alternately with other remote client access softwares 230 on web browser software or the client-access computer system 82, with server computer system 90 on service host software 215 communicate.For example, the user can import the address of server computer system 90, and for example server computer system 90 is as the URI (URL(uniform resource locator)) of the webpage of main frame.
In certain embodiments, service host software 215 can point out the user to import identity and authorization information, as the user name and password.After the user verified, service host software 215 can be to remote client software 230 transmission information, make remote client software 230 can show indication and be stored in server computer system 90 on the user interface of one or more Backup Images of being associated of user, shown in the arrow 3 of Fig. 6.In certain embodiments, user interface can be shown as webpage.Fig. 9 shows the simple case of the user interface of the webpage that can show in client-access computer system 82 or other types.In this example, user interface comprises that the user clicks to ask button 700 from the up-to-date Backup Images instantiation virtual machine that is stored in the user machine system on the server computer system 90 to it.User interface has also been listed each Backup Images when Backup Images is created and time separately.Adjacent with each Backup Images of listing, show each check box 702.The user can select to wish the check box that the Backup Images of the therefrom expectation of instantiation virtual machine is adjacent with him, and hit OK button 704.In other embodiments, the user interface that is presented on the client-access computer system 82 can have any various other outward appearances, and can make the user select the Backup Images of expectation with any variety of way.
Thereby, system can make the different virtual of user machine system represent to be instantiated, wherein in each virtual representation each corresponding to the state of the same user machine system of the user machine system state that exists with time point when for example each Backup Images is created.
Refer again to Fig. 6 now, remote client access software 230 can send the information which Backup Images of indication are selected by the user to the service host software 215 on the server computer system 90, shown in the arrow 4 of Fig. 6.Correspondingly, service host software 215 can ask virtualization services 209 from selected Backup Images instantiation virtual machine.
In response, virtualization services 209 can be from the selected Backup Images of memory search, and from Backup Images instantiation virtual machine 400, as shown in Figure 6.Virtual machine 400 is the virtual representations with the same user machine system 80 of the user machine system that exists when selected Backup Images is created 80, for example, wherein virtual representation is realized by the software of carrying out at server computer system 90 (for example, the virtual machine executive software 211).When virtual machine 400 during by instantiation first, the corresponding state of state of the user machine system 80 when virtual machine 400 can be in and be created with selected Backup Images.
For example, selected Backup Images can comprise the operation system information that the operating system that makes virtual machine 400 can be instantiated, and for example, wherein operating system is carried out under the management of virtual machine executive software 211.Operating system can have the initial condition corresponding with operation system state on the user machine system 80 when selected Backup Images is created.
Similarly, selected Backup Images can comprise that the file system that makes user machine system 80 can for example, come under the situation of managing file system by virtual machine executive software 211 by the filesystem information of reconstruct on virtual machine 400.File system can have the corresponding initial condition of file system state on the user machine system 80 when being created with selected Backup Images.
Similarly, selected Backup Images can comprise the software application information that installed software application program on the user machine system 80 can be replicated at virtual machine 400, for example, wherein by the execution of virtual machine executive software 211 managing software application programmes.Software application can have the corresponding initial condition of software application state on the user machine system 80 when being created with selected Backup Images.
In various embodiments, virtualization services software 209 can be realized any various virtualized environment, and virtual machine 400 can be implemented as any various types of virtual machine.In certain embodiments, selected Backup Images can be expressed as one or more files, and virtualization services software 209 can be operated for being second one or more files with the file conversion of one or more selected Backup Images automatically, for example, wherein second one or more files have form according to the virtual machine form.Therefore, can be from second one or more document instance virtual machines 400.In certain embodiments, can when receiving the request of instantiation virtual machine 400, one or more files of selecting Backup Images dynamically be converted to second one or more files with virtual machine form.In other embodiments, can before the request that receives instantiation virtual machine 400, one or more file prerotations of selecting Backup Images be changed to second one or more files with virtual machine form.Thereby in certain embodiments, second one or more files with virtual machine form can be pre-stored on the server computer system 90.
In certain embodiments, server computer system 90 can be operated for the dissimilar virtual machine of instantiation, for example, can realize dissimilar virtual computing architecture or environment.In certain embodiments, server computer system 90 makes the user select him to wish the virtual machine type of instantiation.Thereby virtual machine 400 can be instantiated as the virtual machine type that the user selectes.
Refer again to Fig. 6, on server computer system 90 after the instantiation virtual machine 400, the UI/ communication software 213 of virtualization services 209 can with client-access computer system 82 on remote client access software 230 communicate, shown in double-head arrow 5.For example, UI/ communication software 213 can receive the output information of virtual machine 400 from virtual machine executive software 211, and output information is converted to the form that remote client access software 230 can be used, to show the graphic user interface of virtual machines 400 in client-access computer system 82.In certain embodiments, being presented at graphic user interface on the client-access computer system 82 can seem with the user in that to carry out the graphic user interface seen when mutual very similar or almost identical with user's actual computer system 80.For example, the user can see the identical icon that he sees in user's actual computer system 80, and wherein icon is with identical layout arrangement.
UI/ communication software 213 also can pass through remote client access software 230, receives the user to the input of virtual machine 400 from client-access computer system 82, and virtual machine executive software 211 is passed in user's input.Then, the virtual machine 400 of execution can the process user input down for 211 management of virtual machine executive software.
When the user is undertaken when mutual by client-access computer system 82 and virtual machine 400, can revise the state of virtual machine 400.For example, if user's increase, deletion or revised file (or make because carrying out the software application on the virtual machine 400 that file increases, deletion or revise), the file system state of virtual machine 400 can be modified so.Shown in another example, if the user has changed operating system on the virtual machine 400 or the config option of software application, so can the retouching operation system or the state of software application.
Graphic user interface on the client-access computer system 82 can make the user can indicate the user to finish mutual time with virtual machine 400.Correspondingly, remote client access software 230 can 90 disconnections be connected with server computer system from virtual machine 400.In certain embodiments, server computer system 90 can be left user credit card bill or user's other fees for the user uses virtualization services on the server computer system 90.
Shown in the arrow 6 of Fig. 6, server computer system 90 can be created the new Backup Images of virtual machine 400, and new Backup Images is stored on the memory device 125 of server computer system 90.New Backup Images can be specified the modification state of virtual machine 400.
In various embodiments, can utilize any various technology to create new Backup Images from virtual machine 400.For example, in certain embodiments, virtual machine 400 can be expressed as canned data in the dynamic memory on server computer system 90, and can utilize the information that is stored in the dynamic memory, creates new Backup Images.In other embodiments, the information that is stored in the dynamic memory can at first be converted into one or more files of representing virtual machine 400, follow one or more files and can be automatically converted to second one or more files, for example, wherein second one or more files have form according to the physical equipment backup format.
As mentioned above, in certain embodiments, can be at the Backup Images of server computer system 90 storage conducts based on the chain of the incremental backup reflection 302 of basic Backup Images 300.In certain embodiments, also can be stored as incremental backup reflection 302 based on basic Backup Images 300 from the new Backup Images of the establishment of virtual machine 400.For example, in the example of Fig. 7, can be from the incremental backup 302D instantiation virtual machine 400 of videoing.When creating new Backup Images from virtual machine 400, new Backup Images can be created as the incremental backup reflection 302E based on incremental backup reflection 302D, as shown in figure 10.
In other embodiments, can on server computer system 90, will be stored as independent Backup Images from the new Backup Images that virtual machine 400 is created.For example, Figure 11 shows the example among Fig. 8, and wherein new independent Backup Images 300F is created and is stored on the server computer system 90 from virtual machine 400.
Shown in the arrow 7 of Fig. 6, the new Backup Images of creating from virtual machine 400 can be sent to and be applied to user machine system 80.For example, the reflection management service software 207 on the server computer system 90 can communicate by the reflection management client software 205 on user machine system 80, to send new Backup Images to user machine system 80.In response to receiving new Backup Images, reflection management client software 205 can be applied to new Backup Images user machine system 80.Using new Backup Images can comprise to user machine system 80, upgrade user machine system 80 according to new Backup Images, for example, by specify canned data on one or more memory devices 125 of modification user machine system 80 as new Backup Images.
The corresponding state of state of the virtual machine 400 when using new Backup Images and user machine system 80 being in be created with new Backup Images to user machine system 80, that is, and the modification state of virtual machine 400.For example, the memory device 125 on the user machine system 80 can be realized file system, and wherein by reconstruct, and wherein the modification state of virtual machine 400 comprises the modification state of file system to file system on virtual machine 400.Thereby, use new Backup Images can automatically be changed into the file system on the memory device 125 file system on the virtual machine 400 to user machine system 80 modification state.
For example, if new file is added in the file system on the virtual machine 400, so when new Backup Images is applied to user machine system 80, new file can automatically be increased in the file system on the memory device 125 of user machine system 80.Similarly, if the file in the file system on the virtual machine 400 is modified, so when new Backup Images is applied to user machine system 80, can automatically revise the respective file on the memory device 125 of user machine system 80 in an identical manner.Similarly, if the file in the file system on the virtual machine 400 is deleted, so when new Backup Images is applied to user machine system 80, can automatically delete the respective file on the memory device 125 of user machine system 80.
Shown in another example, can software application be installed at user machine system 80, reconstruction software application program on virtual machine 400 wherein, and wherein the modification state of virtual machine 400 comprises the modification state of software application.Thereby, use new Backup Images can be changed into the software application on the user machine system 80 software application on the virtual machine 400 automatically to user machine system 80 modification state.
In certain embodiments, can ask in response to the user from the Backup Images that virtual machine 400 is created, be sent to and be applied to user machine system 80 from server computer system 90.For example, after carrying out alternately with virtual machine 400 on the client-access computer system 82, the user can return user machine system 80 subsequently, and signs in to server computer system 90, and the Backup Images that please look for novelty is sent to and is applied to user machine system 80.
In other embodiments, the user can not need manually to be connected to server computer system 90 and ask and will be sent to and be applied to user machine system 80 from the Backup Images that virtual machine 400 is created.For example, in certain embodiments, server computer system 90 can be automatically and user machine system 80 communicate, be created at server computer system 90 with notice user machine system 80 new Backup Images, and new Backup Images can be sent to and be applied to user machine system 80 automatically.In other embodiments, the fact that user machine system 80 can detect automatically or notified new Backup Images has been created at server computer system 90, but user machine system 80 can be at first to the user prompt inquiry before carrying out automated back-up, and whether he will be applied to new Backup Images user machine system 80.
To be sent to and be applied to the term of user machine system 80 from the new backup mirror that virtual machine 400 is created although above use, method of the present invention has been described, in other embodiments, new Backup Images can be sent to and be applied to the one or more physical computer systems except user machine system 80.Thereby, for example, if user's primitive compuer system 80 loses or damages, the user can obtain new computer system, and by being sent to and being applied to new computer system from this Backup Images of server computer system 90, new computer system is automatically configured the state of serving as reasons and indicating from the Backup Images of virtual machine 400 establishments.
Should be noted that various embodiment can also be included on the computer-accessible storage medium, receive, send or store according to above describing instruction and/or the data that realize.In general, the computer-accessible storage medium can comprise for provide to computer the instruction and/or data during can be by any storage medium of computer access.For example, the computer-accessible storage medium can comprise storage medium, for example, and magnetic or optical medium (as fixing or moveable magnetic disc), tape, CD-ROM, DVD-ROM, CD-R, CD-RW, DVD-R, DVD-RW etc.Storage medium can also comprise volatibility or non-volatile memory medium, for example, RAM (as synchronous dynamic ram (SDRAM), bus type dynamic random access memory (RDRAM), static RAM (SRAM) (SRAM) etc.), ROM, flash memory, by as the addressable nonvolatile memory of Peripheral Interface (as flash memory) of general purpose interface bus (USB) etc.In certain embodiments, computer can be by the communicator access storage media as network and/or Radio Link.
Although described in detail embodiment above, when above-mentioned open when being understood fully, a large amount of variation and to revise those skilled in the art will be apparent.Claim hereinafter is intended to be interpreted as comprising all such changes and modifications.

Claims (14)

1. method that is used for the virtual representation of visit physical computer system, described method comprises:
At a plurality of Backup Images of server computer system storage first physical computer system, wherein each corresponding Backup Images is specified the corresponding state of described first physical computer system;
Ask to visit the virtual representation of described first physical computer system by the network browser program reception of carrying out at second physical computer system first from the user;
In response to described first request, the information that identifies described a plurality of Backup Images is passed to described second physical computer system shown by described network browser program;
Select the user of described particular backup reflection to import in response to receiving described user by the described network browser program of carrying out at second physical computer system, from the particular backup reflection instantiation virtual machine of described a plurality of Backup Images;
Import from the user that described user receives described virtual machine by the network browser program of carrying out at second physical computer system;
In response to the input of described user to described virtual machine, revise the state of described virtual machine;
Store the Backup Images of the modification of described virtual machine at described server computer system, the Backup Images of wherein said modification is specified the described modification state of described virtual machine; And
From described server computer system the Backup Images of described modification is sent to and is applied to described first physical computer system.
2. according to the method for claim 1,
Wherein use the Backup Images of described modification to described first physical computer system, make described first physical computer system be in the state of the modification corresponding with the described modification state of described virtual machine.
3. according to the method for claim 1,
Wherein said particular backup reflection is specified first state of described first physical computer system, and wherein said first state comprises the state of the file system of described first physical computer system;
The described modification state of wherein said virtual machine comprises the modification state of described file system; And
Wherein use the Backup Images of described modification to described first physical computer system, the described file system of described first physical computer system is changed into the described modification state of described file system.
4. according to the method for claim 1,
Wherein said particular backup reflection is specified described first state of described first physical computer system, and wherein said first state comprises the state of the software application on described first physical computer system;
The described modification state of wherein said virtual machine comprises the modification state of described software application; And
Wherein use the Backup Images of described modification to described first physical computer system, the described software application on described first physical computer system is changed into the described modification state of described software application.
5. according to the method for claim 1, it further comprises:
Described server computer system passes to described second physical computer system with the graphical user interface information of described virtual machine and is shown by described network browser program.
6. according to the method for claim 1,
Wherein said particular backup reflection comprises first one or more files;
Wherein comprise from the described virtual machine of described particular backup reflection instantiation:
Described one or more file conversions that described particular backup is videoed are second one or more files, and wherein said second one or more files have the form according to the virtual machine form; And
From the described virtual machine of described second one or more document instanceizations.
7. according to the method for claim 1, described method also comprises:
Create one or more files of the described virtual machine of expression;
The Backup Images of wherein storing the described modification of described virtual machine comprises:
Be the second one or more files that format according to the backup format of physical equipment with described one or more file conversions of the described virtual machine of expression; And
Store described second one or more files, the Backup Images of wherein said modification comprises described second one or more files.
8. according to the method for claim 1,
The Backup Images of the described modification of wherein said virtual machine comprises the incremental backup reflection based on described particular backup reflection.
9. according to the method for claim 1,
The Backup Images of the described modification of wherein said virtual machine comprises not the independent Backup Images based on another Backup Images.
10. according to the method for claim 1,
Wherein said particular backup reflection comprises one or more in the following content:
The operation system information of described first physical computer system;
The equipment driver information of described first physical computer system; And
Expression is installed in the information of the one or more software applications on described first physical computer system.
11. according to the method for claim 1, described method also comprises:
The Backup Images of described modification is sent to and is applied to the 3rd physical computer system from described server computer system.
12. a computer system comprises:
Store a plurality of Backup Images of first physical computer system on one or more memory devices device, wherein each corresponding Backup Images is specified the corresponding states of described first physical computer system;
Receive first device of asking to visit the virtual representation of described first physical computer system from the user by the network browser program carried out at second physical computer system;
In response to described first request, the information that identifies described a plurality of Backup Images is passed to described second physical computer system by described network browser program device shown;
Select user's input of described particular backup reflection in response to receiving described user by the described network browser program of carrying out at second physical computer system, from the device of the particular backup reflection instantiation virtual machine of described a plurality of Backup Images;
Receive device to user's input of described virtual machine by the network browser program carried out at second physical computer system from described user;
In response to the described user's input to described virtual machine, revise the device of the state of described virtual machine;
At the device of the Backup Images of the modification of the described virtual machine of described one or more memory devices storage, the Backup Images of wherein said modification is specified the described modification state of described virtual machine; And
The Backup Images of described modification is sent to and is applied to the device of described first physical computer system from described one or more memory devices.
13. according to the computer system of claim 12, wherein use the Backup Images of described modification to described first physical computer system, make described first physical computer system be in the state of the modification corresponding with the described modification state of described virtual machine.
14. the computer system according to claim 12 further comprises:
The graphical user interface information of described virtual machine is passed to described second physical computer system by described network browser program device shown.
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